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Ventilated Front Brake Disc with 6 Holes for HINO300 N04C Truck Made of High-Grade Cast Iron

Basic Properties
Place of Origin: China
Brand Name: YIMI
Certification: ISO/TS16949
Model Number: HINO300
Trading Properties
Minimum Order Quantity: 10 pcs
Price: Negotiable
Payment Terms: T/T
Supply Ability: 10000 pcs/month
Specifications
Disc Type: Ventilated Brake Disc Part No: 43512-37120, 43512-37121
Material: High-Grade Cast Iron Surface Finish: Precision-Machined Friction Surface
Mounting Holes: 6 Holes Engine Application: HINO N04C Diesel Engine (4.0L)
Cooling Type: Engine Coolant Circulation Installation: Direct OEM Replacement
High Light:

Ventilated Brake Disc Front Brake Disc

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6 Holes Brake Rotor

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High-Grade Cast Iron Brake Disc

Product Description
Front Brake Disc 43512-37120 For HINO300 N04C Truck 6 Holes 43512-37121
Product Overview

High-performance front brake disc providing reliable, consistent braking power with efficient heat dissipation for safe stopping performance in HINO300 trucks with N04C diesel engines.

Part Number 43512-37120, 43512-37121
Product Name Front Brake Disc / Brake Rotor
Car Model HINO300 Series
Engine Model HINO N04C Diesel Engine (4.0L)
Condition 100% Brand New
Origin China Mainland
Warranty 6 Months
Front Brake Disc 43512-37120 for HINO300 Truck
Features & Advantages
  • OE Quality: Manufactured to strict HINO dimensional and material specifications for perfect fit and function
  • 6-Bolt Mounting Configuration: Secure attachment to the wheel hub
  • Ventilated Design: Efficient heat dissipation reduces brake fade
  • Precision Machined: Smooth friction surface for vibration-free braking
  • Standard Size: Direct replacement with no modifications required
  • Durable Cast Iron Construction: Excellent wear resistance and thermal conductivity
  • Restores Braking Performance: Eliminates braking vibration and reduced stopping power
  • Ensures Safety: Critical component for reliable vehicle braking
  • Direct Replacement: Simple installation during brake service
  • Long Service Life: Engineered to withstand heavy-duty commercial operation
  • Cost-Effective Maintenance: Essential component for brake system reliability
Brake Disc Technical Specifications
Vehicle & Engine Compatibility

This front brake disc is specifically designed for HINO trucks. Common applications include:

  • HINO300 Series – Medium-Duty Trucks
  • HINO Dutro – Light to Medium-Duty Trucks (select models)
  • HINO XZU Series – XZU304, XZU305, XZU307
HINO N04C Engine Specifications:
  • 4-Cylinder, Inline Diesel
  • Displacement: 4.0L
  • Turbocharged / Naturally Aspirated (depending on variant)
  • Widely used in HINO300 series trucks
Compatible Applications:
  • Toyota Dyna (select models)
  • Toyota ToyoAce (select models)
Installation Notes

Professional installation required. Brake system safety is critical:

  1. Raise and secure the vehicle – Safely lift the front axle and support on jack stands
  2. Remove the front wheels – Remove the front wheels for access to the brake assembly
  3. Remove the brake caliper – Unbolt and carefully remove the brake caliper (support it securely)
  4. Remove the brake pads – Remove the brake pads from the caliper bracket
  5. Remove the old brake disc – Remove the retaining screws and slide the disc off the hub
  6. Clean the hub mounting surface – Thoroughly clean the hub surface to ensure proper disc seating
  7. Inspect the hub – Check for damage or runout; replace if necessary
  8. Install the new brake disc – Position the new disc on the hub and secure with retaining screws
  9. Install the brake pads – Install new or existing brake pads
  10. Reinstall the brake caliper – Reinstall the caliper and torque bolts to manufacturer specification
  11. Reinstall the wheels – Reinstall the front wheels and torque lug nuts to specification
  12. Lower the vehicle – Lower the vehicle to the ground
  13. Pump the brake pedal – Pump the brake pedal several times to seat the pads against the disc
  14. Bed-in procedure – Perform the recommended bed-in/break-in procedure per manufacturer guidelines
  15. Test operation – Test drive the vehicle at low speeds to verify proper braking performance
  16. Re-check torque – After the test drive, re-check wheel lug nut torque
Quality Control
  • Material Verification: Confirms cast iron composition meets OE specifications
  • Dimensional Inspection: Disc diameter, thickness, and mounting hole positions verified against OEM tolerances
  • Runout Testing: Friction surface runout verified to prevent vibration
  • Hardness Testing: Material hardness verified for wear resistance
  • Surface Finish Inspection: Friction surface finish and flatness checked
  • Visual Inspection: 100% checked for casting defects, machining flaws, or damage
  • Packaged Safely: Protected and securely packaged to prevent damage during transit
Packaging and Delivery
  • Neutral export packing or customized packaging available
  • Carton or wooden case for safe transportation
  • Fast delivery for stock items
  • Shipping by Express Air or Sea
Inquiry

For pricing, availability, or bulk purchase of the Front Brake Disc 43512-37120 For HINO300 N04C Truck 6 Holes 43512-37121, please contact our sales team for a competitive quote and expert technical support.